Whiston is a town and civil parish within the Metropolitan Borough of Knowsley in Merseyside, England. Previously recorded within the historic county of Lancashire, it is located eight miles east of Liverpool. The population was 13,629 at the 2001 Census, increasing to 14,263 at the 2011 Census. A new village, Halsnead Garden Village, was approved with government support in 2017 and will be located in the Halsnead area of the town.